GCF of 576/57, 686/98, 655/81
Reviewed By : Phani Ponnapalli
Last Updated at : Mar 29,2023
Use our free GCF of Fractions Calculator tool to compute the GCF of 576/57, 686/98, 655/81 i.e 1/150822 easily. The following is the detailed procedure to determine the greatest common factor of fractions 576/57, 686/98, 655/81.
Enter two or more fractions separated by "commas"
Ex: 2/3, 5/7 or 3/5, 5/9, 7/3
What is the GCF of 576/57,686/98,655/81?
Given fractions are 576/57,686/98,655/81
To find the GCF of fractions, we have to find the GCF of numerator numbers and LCM of denominator numbers. Its formula is given by
GCF of Fraction = Greatest Common Factor of Numerator/Least Common Multiple of Denominators
In the fractions 576/57,686/98,655/81, numerators are 576,686,655
Denominators are 57,98,81
The GCF of 576,686,655 is 1 .
LCM of 57,98,81 is 150822.
The greatest common factor of 576/57,686/98,655/81 = [GCF of 576,686,655]/[LCM of 57,98,81]= 1/150822
Therefore, the GCF of 576/57,686/98,655/81 is 1/150822.
To find the highest common factor of 576,686,655, we have to find the factors of both numbers and list the highest common factor.
The factors of 576 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576
The factors of 686 are 1, 2, 7, 14, 49, 98, 343, 686
The factors of 655 are 1, 5, 131, 655
The HCF of 576,686,655 is 1.
Lets's calculate GCF of 576,686,655
∴ So GCF of numbers is 1 because of no common factors present between them.
Greatest Common Factor of 576,686,655 By Matching Biggest Common Factor Method
Now, list down the factors of 576
:1,2,3,4,6,8,9,12,16,18,24,32,36,48,64,72,96,144,192,288,576
Now, list down the factors of 686
:1,2,7,14,49,98,343,686
Now, list down the factors of 655
:1,5,131,655
Greatest Common Factor
We found the factors 576,686,655 . The biggest common factor number is the GCF number.
So the greatest common factor 576,686,655 is 1.
Lets's calculate LCM of 57,98,81
| 3 | 57, 98, 81 |
| 19, 98, 27 |
∴ So the LCM of the given numbers is 3 x 19 x 98 x 27 = 150822
Thus GCF of Fractions = GCF of Numerators/LCM of Denominators = 1/150822
Therefore, the GCF of Fractions 576/57,686/98,655/81 is 1/150822
Least Common Multiple of 57,98,81 with GCF Formula
The formula of LCM is LCM(a1,a2,a3....,an) = ( a1 × a2 × a3 × .... × an) / GCF(a1,a2,a3....,an) x common factors(if more than 2 numbers have common factors).
We need to calculate greatest common factor of 57,98,81 and common factors if more than two numbers have common factor, than apply into the LCM equation.
GCF(57,98,81) = 1
common factors(in case of two or more numbers have common factors) = 3
GCF(57,98,81) x common factors =1 x 3 = 3
LCM(57,98,81) = ( 57 × 98 × 81 ) / 3
LCM(57,98,81) = 452466 / 3
LCM(57,98,81) = 150822
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FAQs on GCF of Fractions of 576/57, 686/98, 655/81
1. What is the HCF of 576,686,655?
The HCF of 576,686,655 is 1
2. What is the GCF of a fraction?
The GCF of a fraction is defined as the greatest fraction that divides exactly into 2 or more fractions.
3. How to find GCF in Fractions?
Answer: GCF of fractions can be found using the simple formula GCF of Fractions = GCF of Numerators/LCM of Denominators.
4. What is the GCF of Fractions for 576/57, 686/98, 655/81?
Answer: GCF of Numerators as per given numbers 576/57, 686/98, 655/81 is
GCF of Numerators i.e. for 576,686,655 is 1
LCM of denominators i.e. for 57,98,81 is 150822.
Thus, GCF of Fractions is 1/150822.Finally, GCF of Fractions for 576/57, 686/98, 655/81 is 1/150822.